News
- Animals
Some penguins save energy by riding ocean currents
When navigating home, Magellanic penguins alternate between heading straight back in calm waters and swimming with the flow in strong ocean currents.
- Animals
A dog’s taste for TV may depend on its temperament
Anxious dogs might react nervously to some television sounds, a survey of dog owners reports, while hyper ones might try to play chase.
- Animals
A newly discovered cell helps pythons poop out the bones of their prey
The cells helps the snakes absorb the bones of their prey — and might show up in other animals that chomp their meals whole.
- Paleontology
How an ancient marine predator snuck up on its prey
Serrations at the edges of a fossilized flipper of the ancient marine reptile Temnodontosaurussuggests it may have been able to swim silently.
- Planetary Science
This star offers the earliest peek at the birth of a planetary system like ours
A young sunlike star called HOPS 315 seems to host a swirling disk of gas giving rise to minerals that kick-start the planet formation process.
- Space
In a first, an image shows a dying star exploded twice to become a supernova
The image offers the first evidence for a previously unconfirmed origin story of type 1a supernovas.
- Health & Medicine
Protein signatures may one day tell brain diseases apart before symptoms
Blood tests could pave the way for distinguishing between Alzheimer’s, Parkinson’s and some dementias, aiding early treatment for brain diseases.
- Health & Medicine
Organ age, not just your birthday, may determine your health risks
Blood proteins that reveal some organs age faster than others — and that may predict disease and lifespan.
By Celina Zhao - Space
The biggest black hole smashup ever detected challenges physics theories
Gravitational waves spotted by LIGO reveal two black holes, 140 and 100 times the mass of the sun, merged to become a 225 solar mass behemoth.
- Space
A newly discovered interstellar object might predate the solar system
3I/ATLAS might be over 7 billion years old, a new study reports, which would make it the oldest comet known. But experts caution we need more data.
By Celina Zhao - Chemistry
Gut microbes may flush ‘forever chemicals’ from the body
Experiments in mice show that some gut bacteria can absorb toxic PFAS chemicals, allowing animals to expel them through feces.
- Planetary Science
New Horizons visited Pluto 10 years ago. We’re still learning from it
Over the past decade, researchers have been puzzling through Pluto’s mysteries. Meanwhile, the New Horizons probe heads for interstellar space.